LNBH23PPR STMicroelectronics, LNBH23PPR Datasheet - Page 25

• Manufacturer Part Number: LNBH23PPR
• Description: IC LNB SUPPLY/CTRL POWERSSO-24
• Manufacturer: STMicroelectronics

Specifications of LNBH23PPR

• Applications: Converter, Analog and Digital STB Receivers/SatTV
• Voltage - Input: 8 ~ 15 V
• Number Of Outputs: 1
• Voltage - Output: 13.4V, 18.5V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: PowerSSO-24
• Output Voltage: 25 V
• Output Current: 1000 mA
• Input Voltage: 8 V to 15 V
• Switching Frequency: 220 KHz
• Operating Temperature Range: - 25 C to + 125 C
• Mounting Style: Through Hole
• Duty Cycle (max): 57 %
• For Use With: 497-8717 - DEMO BOARD BASED ON LNBH23497-8336 - BOARD EVAL BASED ON LNBH23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6121-2

LNBH23
Figure 26. DC-DC Converter efficiency vs.
Figure 28. DSQIN tone enable transient
LNB
DSQIN
OUT
100
100
90
90
80
80
70
70
60
60
50
50
40
40
-10
-10
V
EN=TTX=1, TEN=0
CC
=12V
EN=VSEL=LLC=1
EN=VSEL=LLC=1
0
0
temperature
response
10
10
20
20
30
30
T [°C]
T [°C]
40
40
50
50
60
60
V
V
CC
CC
=12V, I
=12V, I
70
70
Doc ID 13356 Rev 7
O
O
=750mA
=750mA
80
80
90
90
Figure 27. 22 kHz tone waveform
Figure 29. DSQIN tone disable transient
LNB
DSQIN
LNB
OUT
OUT
V
EN=TEN=TTX=1
CC
=12V
response
Typical performance characteristics
V
EN=TTX=1, TEN=0
CC
=12V
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